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2011766 - Signal 11 error in SearchEngine::_SeFindOptimal - SAP ASE

Symptom

  • User session terminates unexpectedly.
  • ASE errorlog contains an infected with signal 11 error in SearchEngine::_SeFindOptimal.
  • Stack trace contains the following functions (offsets will vary by platform and patch level):

SearchEngine::_SeFindOptimal()+0xa1()
SearchEngine::SeFindOptimal()+0x4b()
SearchEngine::SeFindOptimal()+0x32()
OptGlobal::_GblSearchEngine(int*)+0x1027()
OptGlobal::GblOptimize(int*)+0x376()
Optimize+0xde()
s_compile_stmt+0x2861()


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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7 prior to SP111
  • SAP Adaptive Server Enterprise (ASE) 16.0 prior to SP00 PL02

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace,  stack, registers, CR762174, 762174, SearchEngine, _SeFindOptimal, SeFindOptimal, OptGlobal, _GblSearchEngine, GblOptimize, Optimize, s_compile_stmt , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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